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Dwalile greenstone belt

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Geological map of the southeastern Kaapvaal craton showing distribution of ...
Published: 01 September 2012
Figure 1 Geological map of the southeastern Kaapvaal craton showing distribution of the main greenstone belts (modified after Saha et al., 2010 ). Abbreviations: BGB (Barberton Greenstone Belt), DGB (Dwalile greenstone belt), AGB (Assegaai greenstone belt), DKGB (De Kraalen greenstone belt), CGB
Journal Article
Published: 12 November 2014
Journal of the Geological Society (2015) 172 (1): 139–152.
... or Dwalile Greenstone Belt is the largest greenstone fragment within the Ancient Gneiss Complex and occurs in southwestern Swaziland ( Jackson 1984 ; Kröner & Tegtmeyer 1994 ; Kröner 2007 ). Numerous supracrustal enclaves in the Ancient Gneiss Complex are correlated with the Dwalile belt ( Wilson 1982...
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The simplified geological map of the southeastern Kaapvaal craton shows dis...
Published: 01 March 2021
Figure 1. The simplified geological map of the southeastern Kaapvaal craton shows distribution of the main greenstone belts (modified after Robb et al., 2006 ). Abbreviations: BGB=Barberton Greenstone Belt, DSS=Dwalile Supracrustal Suite, AGB=Assegaai Greenstone Belt, DKGB=De Kraalen Greenstone
Journal Article
Published: 01 March 2021
South African Journal of Geology (2021) 124 (1): 17–36.
...Figure 1. The simplified geological map of the southeastern Kaapvaal craton shows distribution of the main greenstone belts (modified after Robb et al., 2006 ). Abbreviations: BGB=Barberton Greenstone Belt, DSS=Dwalile Supracrustal Suite, AGB=Assegaai Greenstone Belt, DKGB=De Kraalen Greenstone...
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Journal Article
Published: 01 September 2020
South African Journal of Geology (2020) 123 (3): 263–276.
... described south of Barberton. The larger ones include the Dwalile, Assegaai, Commondale, Nondweni and Ilangwe greenstone belts/remnants that are tectonically interleaved with tonalite-trondhjemite-granodiorite (TTG) gneisses and intruded by a large variety of granitoids ( Figure 1 ; Hunter and Wilson, 1988...
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Journal Article
Journal: Geology
Published: 26 July 2017
Geology (2017) 45 (9): 803–806.
...Nadja Drabon; Donald R. Lowe; Gary R. Byerly; Jacob A. Harrington Abstract The crustal setting of early Archean greenstone belts and whether they formed on or associated with blocks of older continental crust or in more oceanic settings remains a major issue in Archean geology. Here we report...
FIGURES
Journal Article
Journal: GSA Bulletin
Published: 09 September 2021
GSA Bulletin (2022) 134 (5-6): 1258–1276.
..., geochemical analyses, and petrological approaches. Here we report on the reconstruction of one of the oldest, well-preserved volcano-sedimentary sequences on Earth, the 3.28–3.22 Ga Fig Tree Group in the Barberton Greenstone Belt, South Africa, based on geochronology, provenance, and stratigraphy to provide...
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Journal Article
Published: 01 September 2012
South African Journal of Geology (2012) 115 (3): 259–282.
...Figure 1 Geological map of the southeastern Kaapvaal craton showing distribution of the main greenstone belts (modified after Saha et al., 2010 ). Abbreviations: BGB (Barberton Greenstone Belt), DGB (Dwalile greenstone belt), AGB (Assegaai greenstone belt), DKGB (De Kraalen greenstone belt), CGB...
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Journal Article
Journal: GSA Bulletin
Published: 01 March 2010
GSA Bulletin (2010) 122 (3-4): 408–429.
... regional shortening, consistent with synchronous deformation recorded in the adjacent Barberton greenstone belt. U-Pb zircon dates of ca. 3.28–3.23 Ga and apatite cooling dates from the Nhlangano gneiss SE of the Ancient gneiss complex reveal that they represent an older, largely undocumented period...
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Journal Article
Published: 01 July 2011
Journal of the Geological Society (2011) 168 (4): 953–964.
..., and if the different events were accompanied by the addition of new crustal material. Fig. 1. Simplified geological map of Swaziland and adjacent areas in southern Africa (modified after Schoene et al. 2009 ), and sample localities. BGB, Barberton greenstone belt; DG, Dalmain granite; KVG, Kaap Valley...
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Journal Article
Published: 01 June 2004
South African Journal of Geology (2004) 107 (1-2): 13–32.
... of the Barberton Greenstone Belt in South Africa and Swaziland. Subsequent scattered development of new crust occurred in the south eastern, eastern and northern Kaapvaal Craton before being ‘stitched’ together by extensive granitoid intrusions at ~3.25 Ga and ~3.1 Ga. Coeval development of new crust occurred...
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Journal Article
Journal: Lithosphere
Publisher: GSW
Published: 13 February 2022
Lithosphere (2022) 2022 (Special 8): 5729877.
... the Barberton Greenstone Belt in the Northwest. In its most southerly occurrence, the Mpuluzi Batholith forms the basement to the ca. 2.98-2.84 Ga Pongola Supergroup (Figure 1 ) [ 10 – 14 ]. The Pongola Supergroup was deposited in an area of about 24000 km 2 extending from south-central Eswatini...
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Journal Article
Journal: GSA Bulletin
Published: 01 July 2012
GSA Bulletin (2012) 124 (7-8): 1191–1211.
... craton. Successive high-grade metamorphic events recorded by the gneisses between ca. 3.23 and 3.07 Ga not only coincided with the timing of subduction-accretion in the adjacent Barberton greenstone belt at ca. 3.23–3.22 Ga, but also with discrete pulses of potassic granitic magmatism during...
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Journal Article
Published: 01 March 2019
South African Journal of Geology (2019) 122 (1): 79–96.
... quartzite clasts in the basal part of the Mogalakwena Formation supports the influence of recycled fuchsite- and tourmaline-bearing quartzite and/or chert from Archaean greenstone belts ( Hofmann et al., 2013 ; Decker et al., 2015 ) in this part of the basin. The age distributions in the composite clast...
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Journal Article
Published: 01 September 2012
South African Journal of Geology (2012) 115 (3): 369–384.
... ; Lana et al., 2010b ). Recent studies have hinted at a comparable ca. 3.30 to 3.23 Ga magmatic, deformational and metamorphic evolution for the Ancient Gneiss Complex to the south and southeast of the Barberton greenstone belt (BGB) ( Schoene et al., 2008 ; Schoene and Bowring, 2010 ; Lana et al...
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Journal Article
Published: 01 September 2020
South African Journal of Geology (2020) 123 (3): 343–356.
... successions in Archaean greenstone belts ( Block et al., 2013 ; Zeh et al., 2013 ; Decker et al., 2015 ; Agangi et al., 2016 ; Kröner et al., 2016 ; Byerly et al., 2018 ), clastic sedimentary rocks of the Archaean Witwatersrand and Ventersdorp supergroups ( Kositcin and Krapež, 2004 ; Koglin et al...
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Journal Article
Published: 01 May 2002
Russ. Geol. Geophys. (2002) 43 (5): 420–433.
... of the Shumikha massif, second association: 6 — amphibolites alternating with veined and subtabular bodies of garnet-bearing plagiogranite-gneisses, 7 — gneiss-amphibolite complexes of Early Proterozoic greenstone belts; 8 — granites of the Kuz’e massif; 9 — tectonic boundaries: a — established, b...
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Journal Article
Published: 01 September 2021
South African Journal of Geology (2021) 124 (3): 761–782.
... area, which constitutes the oldest part of the Barberton Greenstone Belt (BGB). Another Palaeoarchaean gneiss sample was collected from the Ancient Gneiss Complex (AGC), a geological entity that constitutes the south-eastern margin of the craton in Swaziland. A Mesoarchaean granitic gneiss from...
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Series: Geological Society, London, Special Publications
Published: 17 April 2019
DOI: 10.1144/SP478.15
EISBN: 9781786204165
... Abstract The Palaeoarchean supracrustal rocks of the Barberton Greenstone Belt (BGB) consist of hydrothermally altered volcanic and silicified sedimentary rocks that form the dramatic topography in the Barberton Mountain Land of Mphumalanga Province in South Africa and Swaziland. Previous...
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